.charbox {
  position: relative;
}
#tip {
  position: absolute;
  top: 70px;
  left: 50%;
  min-width: 150px;
  max-width: 300px;
  margin-left: -100px;
  padding: 10px 20px;
  border-radius: 5px;
  border-color: #ece2e2;
  display: none;
  z-index: 9999;
}
